详细介绍
3D04153G07西屋
3D04153G07西屋
DCS经过多年的发展,积累了大量的高级算法模块。例如NETWORK6000+具有的设备级模块,在一个模块中集中完成了面向设备的基本控制和故障报警功能,在网络通讯中也已此模块为单位进行传递,大大提高了软件开发的效率。一个设备极模块相当于0.5K的梯形图逻辑量,PLC要完成同样的功能,就要烦琐得多了。
在下载修改、运行调试、远程诊断方面,PLC缺乏解决方案。而DCS从一设计之初就是从系统需要的角度出发的,有着多年积累的完善的解决方案。以NETWORK6000+DCS为例,系统既可以在线修改控制策略,也可以在线下载控制策略,修改和下载过程中,对系统的正常运行没有影响。NETWORK6000+DCS有完善的虚拟DCS功能,不但可以用于组态逻辑的验证,而且能够构建成完整的虚拟DCS与模型相连,完成系统的仿真调试。NETWORK6000+DCS具有完善的安全措施,提供基于广域网的远程调试方案。
在网络方面,DCS网络是整个系统的中枢神经,和利时公司的MACS系统中的系统网采用的是双冗余的100Mbps的工业以太网,采用的标准协议TCP/IP。它是安全可靠双冗余的高速通讯网络,系统的拓展性与开放性更好.而PLC因为基本上都为个体工作,其在与别的PLC或上位机进行通讯时,所采用的网络形式基本都是单网结构,网络协议也经常与标准不符。在网络安全上,PLC没有很好的保护措施。我们采用电源,CPU,网络双冗余.
LOT OF 2- Seagate MaXLine II 320 GB,5400 RPM,3.5" (5A32
ALVARION ALVR-Wi2-ODU-b/?g WIFI AP2611A TE1143 858700
Seagate 300GB/10K rpm Hard Disk HDD p/n: 005048532 ST3
LOT of 5 NEW!!! ProGin GPS RECEIVER BU-353 (USB) SiRF S
RADWARE AppXcel 16000/150KCEC 2FE SBC 2x 1.26Ghz+1GbRAM
PLC 305-01BJ T.I. 5 SLOTS:BASE+PS;C?ONTROL;24VIN;24?VOUT
Panasonic AG6720A Time Lapse Video Cassette Recorder
LOT OF 5- PRECISE BIOMETRICS BioKeyboard FINGERPRINT/CA
EMC Viper 6gb LCC Assy p/n: 303-108-000E for EMC KTN-ST
LOT of 10 APPIAN GRAPHICS PHOENIX 4 PORT p/n:251-0040
LOT OF 2- Yogen Phone Charger for GALAXY , Sony Ericsso
LOT oF 6 THOMSON SpeedTouch 330 ADSL USB Modem NEW IN
LOT OF- 2.0LB 0.9KG of MIXED LGA -775 CPUs for USE o
VeriFone VX520 POS Terminal M252-773-13-DMO?-2 TESTED n
Tektronix TDS420 TDS-420 TDS 420 4Ch. Digitizing Oscil
OLYMPUS SZ4045 Stereo MICROSCOPE need attention
TREND AURORA TESTER DIGITAL ENTRY
HyNEX HyLINK HL8200 ATM ETHERNET 16 PORT SWITCH
LOT of 7 GROUPS of FIBER OPTIC LINES for LASER COHERENT
VeriFone VX520 POS Terminal M252-753-03-DMO?-2 TESTED
TREND AURORA TESTER ABC/DIGITAL ENTRY
SGi Silicon Graphic Octane 2 Server
MOTOROLA VME MODULE 01-W3875B-04E
MRC HUMIDITY / TEMPERATURE METER (DIGITAL) hand held
Motorola iDEN equipment test system "Quark Analysis Nes
Blue Sky Research Model 200 Collimator
MONEY BILLs (BankNotes) COUNTER Machine LAUREL J-710
Trek Model 152 Resistance Meter System in carying case
FLUKE 52 K/J DIGITAL THERMOMETER
TEKTRONIX TLA 704 LOGIC ANALYZER WITH TLA-7L2 and CABL
VeriFone FD55 POS Terminal M252-153-03-FD1?-2 TESTED n
VeriFone FD55i POS Terminal M252-753-03-FD1?-2 TESTED n
TEKTRONIX 466 2 CHANNELS STORAGE OSCILLOSCOPE. need a
ADVANTECH PCI-1730 REV A1 !!!WARRANTY!!!
tdSoft V5Swim DCX-10A-1/2U/AC?/TS(A) Digital Cross Conn
Lannet MultiNet II LET10 with 3 LE 180XT
Dynatech / TTC Interceptor 1402-5 With PR55 Printer C
SIAP ANEMOMETER Hand Held or Tripod based . Wind speed
LOT of 2 METER INTERNATIONAL INC. MIC 300e
OMEGA Type E Thermocouple Thermometer Model 650
RADWARE AppXcel 16000 MODEL C Need Attention
Hirschmann BS 8000 series Model 8500/1W QAM Modulato
Advantech SBC,PCA-6186 REV A1 PCB IN PENTIUM for Par
Vicon Motion Systems V460 Video input card.
MONEY BILLs (BankNotes) COUNTER Machine I/SEETECH FC
N-BASE SWITCH Communications Mega Switch NH208 8 port
LOT of SORT of ITEMS Connected to the LASER MEASUREME
Profile LDC 3000 B Laser Diod Controller with High Powe
ALCA 3AL36518BB MODULE 8 PORTS FIBER W/ missing car
SGi Silicon Graphic Octane Server
Rocky 3702EV VER.4x SBC Support FC-PGA PIII- For Parts
WAVETEK Model 184 5Mhz Sweep Generator
ALVARION BreezeMAX MBST Micro unit
Matrox IM-LC/A/N/R/H IMAGE-LC 449-01 Base Board (C117
NATIVE Ether Mux-M Class-1 Laser product
VeriFone FD55 POS Terminal M252-753-03-FD1?-2 TESTED :
Netcom Spirent SMARTBIT 200 SYSTEM. 6 x SX-7410B 2 x
EMC2 400W Power Supply p/n:071-000-438 (Katina Power 2
Radisys / Texas Mircrosystems P54C PENTIUM CPU Board 91
EG&G GAMMA Scientific GS-2110A EMICROSCOPE , Unkno
ALLOT AC-202/2M Allot NetEnforcer for repa
HP StorageWorks Ultrium 460 0152A - Tape drive LTO 2 SC
STOREWIZ NAR-7050E-511-7?50 AI2-397 ,W/O HDD,MEM. AS-IS
HP StorageWorks Ultrium 960 Q01539B - Tape drive LTO 2
LOT of 2 DVR2000-H4RT AUDIO/VIDEO DECOD need attention
1SU21004 Rev.6.1 Superviser Smart Minicom 8 port KVM
Lot of 7 HP JETDIRECT 600N J31110A ETHERNET CARD for
VeriFone FD55 POS Terminal M252-153-03-FD1?-2 TESTED
CI Systems Radiation Source Controller IR SR 80 Model:S
VeriFone FD55 POS Terminal M252-153-03-FD1?-2 TESTED
SBC Single Board Computer PSC-586VGA WITH PROCESSOR AND
SBC Single Board Computer PEAK-715VL2 with CPU & Fan f
CI Systems Radiation Source Controller IR SR 80 Model:S
BALLANTINE Model 6201A PULE / FUNCTION GENERATOR for re
STOREWIZ STN-5000U NAR-7070E-713-7?51 AI2-2504
HILGER & WATTS A142/14 AUTOCOLLIMATOR
SAGEM LINK ODU-SL-BB 08GHZ MBR SD 8349-8456Mhz TX-RXer
Lot 13 HP 615N JETDIRECT J6057A ETHERNET CARD 10/100 J6
Hirschmann BS 8000 series Model 8500/1W QAM Modulato
Lot of 8 HP 610N JETDIRECT J4169A-600 ETHERNET CARD 10/
ZYGO Inspection Station Model IR-1-02 (230V/50H 35W) Wi
EdgeCore ES3528-CWDM 24 Ports 100Base-Bx (20Km) Metro A
Radware Web Server Director WSD-NP Cat # 904664 5GB+16F
ZYGO VIDEO Inspection Station Model VC-1A-02 With POLA
SBC Single Board Computer WSB-9454-R12 w/o cpu&mem need